Remove remote tree host and some related input and metro_driver code

win8/metro_driver/metro_driver.cc

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "stdafx.h"
-#include "win8/metro_driver/metro_driver.h"
-
-#include <roerrorapi.h>
-#include <shobjidl.h>
-
-#include "base/at_exit.h"
-#include "base/command_line.h"
-#include "base/logging.h"
-#include "base/logging_win.h"
-#include "base/win/scoped_comptr.h"
-#include "base/win/windows_version.h"
-#include "win8/metro_driver/winrt_utils.h"
-
-namespace {
-
-#if !defined(NDEBUG)
-LONG WINAPI ErrorReportingHandler(EXCEPTION_POINTERS* ex_info) {
-  // See roerrorapi.h for a description of the
-  // exception codes and parameters.
-  DWORD code = ex_info->ExceptionRecord->ExceptionCode;
-  ULONG_PTR* info = ex_info->ExceptionRecord->ExceptionInformation;
-  if (code == EXCEPTION_RO_ORIGINATEERROR) {
-    base::string16 msg(reinterpret_cast<wchar_t*>(info[2]), info[1]);
-    LOG(ERROR) << "VEH: Metro error 0x" << std::hex << info[0] << ": " << msg;
-  } else if (code == EXCEPTION_RO_TRANSFORMERROR) {
-    base::string16 msg(reinterpret_cast<wchar_t*>(info[3]), info[2]);
-    LOG(ERROR) << "VEH: Metro old error 0x" << std::hex << info[0]
-               << " new error 0x" << info[1] << ": " << msg;
-  }
-
-  return EXCEPTION_CONTINUE_SEARCH;
-}
-#endif
-
-void SetMetroReportingFlags() {
-#if !defined(NDEBUG)
-  // Set the error reporting flags to always raise an exception,
-  // which is then processed by our vectored exception handling
-  // above to log the error message.
-  winfoundtn::Diagnostics::SetErrorReportingFlags(
-      winfoundtn::Diagnostics::UseSetErrorInfo |
-      winfoundtn::Diagnostics::ForceExceptions);
-#endif
-}
-
-// TODO(robertshield): This GUID is hard-coded in a bunch of places that
-//     don't allow explicit includes. Find a single place for it to live.
-// {7FE69228-633E-4f06-80C1-527FEA23E3A7}
-const GUID kChromeTraceProviderName = {
-    0x7fe69228, 0x633e, 0x4f06,
-        { 0x80, 0xc1, 0x52, 0x7f, 0xea, 0x23, 0xe3, 0xa7 } };
-
-}  // namespace
-
-#if !defined(COMPONENT_BUILD)
-// Required for base initialization.
-// TODO(siggi): This should be handled better, as this way our at exit
-//     registrations will run under the loader's lock. However,
-//     once metro_driver is merged into Chrome.dll, this will go away anyhow.
-base::AtExitManager at_exit;
-#endif
-
-mswr::ComPtr<winapp::Core::ICoreApplication> InitWindows8() {
-  SetMetroReportingFlags();
-  HRESULT hr = ::Windows::Foundation::Initialize(RO_INIT_MULTITHREADED);
-  if (FAILED(hr))
-    CHECK(false);
-  mswr::ComPtr<winapp::Core::ICoreApplication> core_app;
-  hr = winrt_utils::CreateActivationFactory(
-      RuntimeClass_Windows_ApplicationModel_Core_CoreApplication,
-      core_app.GetAddressOf());
-  if (FAILED(hr))
-    CHECK(false);
-  return core_app;
-}
-
-mswr::ComPtr<winapp::Core::ICoreApplication> InitWindows7();
-
-extern "C" __declspec(dllexport)
-int InitMetro() {
-  // Metro mode or its emulation is not supported in Vista or XP.
-  if (base::win::GetVersion() < base::win::VERSION_WIN7)
-    return 1;
-  // Initialize the command line.
-  base::CommandLine::Init(0, NULL);
-  // Initialize the logging system.
-  logging::LoggingSettings settings;
-  settings.logging_dest = logging::LOG_TO_SYSTEM_DEBUG_LOG;
-  logging::InitLogging(settings);
-#if defined(NDEBUG)
-  logging::SetMinLogLevel(logging::LOG_ERROR);
-#else
-  logging::SetMinLogLevel(logging::LOG_VERBOSE);
-    HANDLE registration =
-      ::AddVectoredExceptionHandler(TRUE, ErrorReportingHandler);
-#endif
-  // Enable trace control and transport through event tracing for Windows.
-  logging::LogEventProvider::Initialize(kChromeTraceProviderName);
-  DVLOG(1) << "InitMetro";
-
-  // OS specific initialization.
-  mswr::ComPtr<winapp::Core::ICoreApplication> core_app;
-  if (base::win::GetVersion() < base::win::VERSION_WIN8)
-    core_app = InitWindows7();
-  else
-    core_app = InitWindows8();
-
-  auto view_factory = mswr::Make<ChromeAppViewFactory>(core_app.Get());
-  HRESULT hr = core_app->Run(view_factory.Get());
-  DVLOG(1) << "exiting InitMetro, hr=" << hr;
-
-#if !defined(NDEBUG)
-  ::RemoveVectoredExceptionHandler(registration);
-#endif
-  return hr;
-}
-
-// Activates the application known by |app_id|.  Returns, among other things,
-// E_APPLICATION_NOT_REGISTERED if |app_id| identifies Chrome and Chrome is not
-// the default browser.
-extern "C" __declspec(dllexport)
-HRESULT ActivateApplication(const wchar_t* app_id) {
-  base::win::ScopedComPtr<IApplicationActivationManager> activator;
-  HRESULT hr = activator.CreateInstance(CLSID_ApplicationActivationManager);
-  if (SUCCEEDED(hr)) {
-    DWORD pid = 0;
-    hr = activator->ActivateApplication(app_id, L"", AO_NONE, &pid);
-  }
-  return hr;
-}